คู่มือฉบับสมบูรณ์ของ Heroes of Newerth Reborn สำรวจฮีโร่ ไอเทม และกลไกของเกม
Portal Keys tear asunder the already tenuous barriers between the dimensions of Newerth and enable one to instantly teleport a modest distance. Because of the volatile energies released, however, a Portal Key can never be used by one who has recently been injured, lest he be torn asunder himself.